X-Git-Url: https://git.nihav.org/?a=blobdiff_plain;f=nihav-commonfmt%2Fsrc%2Fcodecs%2Fcinepakenc.rs;h=8273de0197a8755914560af7ce6464189f315c7e;hb=8c3f822a3224477463989f8be27c46d70e257579;hp=ff86a524e4044781da66bf45543c161ac6792133;hpb=c6f14420748b317feab6576ee6bdb4f9af24675e;p=nihav.git

diff --git a/nihav-commonfmt/src/codecs/cinepakenc.rs b/nihav-commonfmt/src/codecs/cinepakenc.rs
index ff86a52..8273de0 100644
--- a/nihav-commonfmt/src/codecs/cinepakenc.rs
+++ b/nihav-commonfmt/src/codecs/cinepakenc.rs
@@ -958,6 +958,7 @@ impl NAEncoder for CinepakEncoder {
             }
         }
     }
+    fn get_capabilities(&self) -> u64 { 0 }
     fn init(&mut self, stream_id: u32, encinfo: EncodeParameters) -> EncoderResult<NAStreamRef> {
         match encinfo.format {
             NACodecTypeInfo::None => Err(EncoderError::FormatError),
@@ -999,6 +1000,12 @@ impl NAEncoder for CinepakEncoder {
     fn encode(&mut self, frm: &NAFrame) -> EncoderResult<()> {
         let buf = frm.get_buffer();
         if let Some(ref vbuf) = buf.get_vbuf() {
+            if self.nstrips == 0 {
+                let (w, h) = vbuf.get_dimensions(0);
+                self.nstrips = ((((w * h) >> 4) + 1200) / 2400).max(1).min(3);
+                let strip_h = ((h + self.nstrips - 1) / self.nstrips + 3) & !3;
+                self.nstrips = (h + strip_h - 1) / strip_h;
+            }
             let cur_strips = self.v1_cb.len();
             if cur_strips != self.nstrips {
                 self.frmcount = 0;